-87.11% is the change from 543 to 70
Calculation steps:
[( 70 - 543 ) ÷ 543] x 100 = -87.11%
Formula
Percentage change = [(70 - 543) / 543] x 100
Subtract the new number by the original number
70 - 543 = -473
-473 ÷ 543 = -0.8710865561694291
-0.8710865561694291 x 100 = -87.11%